Desa Tech Stove S39NT User Manual

VENT-FREE NATURAL GAS  
FREESTANDING PEDESTAL STOVE SYSTEM  
OWNER’S OPERATION AND INSTALLATION MANUAL  
S39NT  
20,000 to 39,000 Btu/Hr  
Thermostatically-  
O
F
Controlled  
WARNING: Improper installa-  
tion,adjustment,alteration,ser-  
vice,ormaintenancecancause  
injury or property damage. Re-  
fer to this manual for correct  
installationandoperationalpro-  
cedures. For assistance or ad-  
ditional information consult a  
qualified installer, service  
agency, or the gas supplier.  
WARNING: If the information in this manual is not  
followed exactly, a fire or explosion may result caus-  
ing property damage, personal injury, or loss of life.  
— Do not store or use gasoline or other flammable  
vapors and liquids in the vicinity of this or any  
other appliance.  
— WHAT TO DO IF YOU SMELL GAS  
• Do not try to light any appliance.  
• Do not touch any electrical switch; do not use  
any phone in your building.  
• Immediately call your gas supplier from a  
neighbor’s phone. Follow the gas supplier’s  
instructions.  
• If you cannot reach your gas supplier, call the  
fire department.  
WARNING: This is an unvented  
gas-fired heater. It uses air (oxy-  
gen) from the room in which it is  
installed.Provisionsforadequate  
combustion and ventilation air  
must be provided. Refer to Air for  
Combustion and Ventilation sec-  
tion on page 4 of this manual.  
— Installation and service must be performed  
by a qualified installer, service agency, or the  
gas supplier.  
This appliance may be installed in an aftermarket*, permanently located, manu-  
factured (mobile) home, where not prohibited by local codes.  
*Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer  
Save this manual for future reference.  
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OWNER’S MANUAL  
PRODUCT  
IDENTIFICATION  
PRODUCT  
FEATURES  
SAFETY PILOT  
ThisheaterhasapilotwithanOxygenDeple-  
tion Sensing (ODS) safety shutoff system.  
The ODS/pilot is a required feature for vent-  
free room heaters. The ODS/pilot shuts off  
the heater if there is not enough fresh air.  
PIEZO IGNITION SYSTEM  
This heater has a piezo ignitor. This system  
requires no matches, batteries, or other  
sources to light heater.  
Stove  
Cabinet  
Screen  
Logs  
O
F
Heater Controls  
(Inside Door)  
Figure 1 - Vent-Free Natural Gas Stove  
LOCAL CODES  
UNPACKING  
Install and use heater with care. Follow all  
local codes. In the absence of local codes, use  
the latest edition of The National Fuel Gas  
Code, ANSI Z223.1/NFPA 54*.  
1. Remove top inner pack.  
2. Tilt carton so that stove is upright.  
3. Remove protective side packaging.  
4. Slide stove out of carton.  
*Available from:  
5. Remove protective plastic wrap.  
American National Standards Institute, Inc.  
1430 Broadway  
6. Remove screen by lifting and then pull-  
ing forward.  
New York, NY 10018  
7. Remove log set by cutting plastic ties.  
8. Carefully unwrap log.  
National Fire Protection Association, Inc.  
Batterymarch Park  
9. Check for any shipping damage. If  
stove or log is damaged, promptly in-  
form dealer where you bought stove.  
Quincy, MA 02269  
This heater is designed for vent-free opera-  
tion. State and local codes in some areas  
prohibit the use of vent-free heaters.  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
Confined and Unconfined Space  
PROVIDING ADEQUATE  
VENTILATION  
AIR FOR  
The National Fuel Gas Code ANSI Z223.1/  
NFPA 54 defines a confined space as a  
space whose volume is less than 50 cubic  
feet per 1,000 Btu per hour (4.8 m3 per kw)  
of the aggregate input rating of all appli-  
ances installed in that space and an  
unconfining space as a space whose volume  
is not less than 50 cubic feet per 1,000 Btu  
per hour (4.8 m3 per kw) of the aggregate  
inputratingofallappliancesinstalledinthat  
space. Rooms communicating directly with  
the space in which the appliances are in-  
stalled*, through openings not furnished  
with doors, are considered a part of the  
unconfined space.  
COMBUSTION AND  
VENTILATION  
The following are excerpts from National  
Fuel Gas Code ANSI Z223.1/NFPA 54, Sec-  
tion5.3, AirforCombustionandVentilation.  
WARNING: This heater shall  
notbeinstalledinaconfinedspace  
or unusually tight construction  
unless provisions are provided  
foradequatecombustionandven-  
tilation air. Read the following in-  
structions to insure proper fresh  
air for this and other fuel-burning  
appliances in your home.  
All spaces in homes fall into one of the three  
following ventilation classifications:  
1. Unusually Tight Construction  
2. Unconfined Space  
3. Confined Space  
The information on pages 4 through 6 will  
help you classify your space and provide  
adequate ventilation.  
Today’s homes are built more energy effi-  
cient than ever. New materials, increased  
insulation, and new construction methods  
help reduce heat loss in homes. Home  
owners weather strip and caulk around  
windows and doors to keep the cold air out  
andthewarmairin.Duringheatingmonths,  
home owners want their homes as airtight  
as possible.  
Unusually Tight Construction  
*Adjoiningroomsarecommunicatingonly  
iftherearedoorlesspassagewaysorventila-  
tion grills between them.  
The air that leaks around doors and win-  
dows may provide enough fresh air for  
combustion and ventilation. However, in  
buildings of unusually tight construction,  
you must provide additional fresh air.  
Unusually tight construction is de-  
fined as construction where:  
a. walls and ceilings exposed to the  
outside atmosphere have a con-  
tinuous water vapor retarder with  
a rating of one perm (6 x 10-11 kg  
per pa-sec-m2) or less with open-  
ings gasketed or sealed and  
While it is good to make your home energy  
efficient,yourhomeneedstobreathe.Fresh  
air must enter your home. All fuel-burning  
appliances need fresh air for proper com-  
bustion and ventilation.  
Exhaust fans, heaters, clothes dryers, and  
fuel burning appliances draw air from the  
house to operate. You must provide ad-  
equate fresh air for these appliances. This  
will insure proper venting of vented fuel-  
burning appliances.  
b. weather stripping has been  
added on openable windows and  
doors and  
c. caulking or sealants are applied  
to areas such as joints around  
window and door frames, be-  
tween sole plates and floors, be-  
tween wall-ceiling joints, be-  
tween wall panels, at penetra-  
tions for plumbing, electrical, and  
gas lines, and at other openings.  
If your home meets all of the three  
criteria above, you must provide ad-  
ditional fresh air. See Ventilation Air  
From Outdoors, page 6.  
If your home does not meet all of the  
three criteria above, proceed to Deter-  
mining Fresh-Air Flow For Heater  
Location, page 5.  
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OWNER’S MANUAL  
AIR FOR  
COMBUSTION AND  
VENTILATION  
Continued  
DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION  
Determining if You Have a Confined or Unconfined Space  
Use this worksheet to determine if you have a confined or unconfined space.  
Space:Includestheroominwhichyouwillinstallheaterplusanyadjoiningroomswithdoorlesspassagewaysorventilationgrillsbetween  
the rooms.  
1. Determine the volume of the space (length x width x height).  
Length x Width x Height = ____________________ cu. ft. (volume of space)  
Example: Space size 20 ft. (length) x 16 ft. (width) x 8 ft. (ceiling height) = 2560 cu. ft. (volume of space)  
If additional ventilation to adjoining room is supplied with grills or openings, add the volume of these rooms to the total volume of  
the space.  
2. Multiply the space volume by 20 to determine the maximum Btu/Hr the space can support.  
_________________ (volume of space) x 20 = (Maximum Btu/Hr the space can support)  
Example: 2560 cu. ft. (volume of space) x 20 = 51,200 (maximum Btu/Hr the space can support)  
3. Add the Btu/Hr of all fuel burning appliances in the space.  
Vent-free heater  
Gas water heater*  
Gas furnace  
_________________Btu/Hr  
_________________Btu/Hr  
_________________Btu/Hr  
_________________Btu/Hr  
_________________Btu/Hr  
_________________Btu/Hr  
_________________Btu/Hr  
Example:  
Gas water heater  
30,000  
39,000  
69,000  
Btu/Hr  
Btu/Hr  
Btu/Hr  
Vent-free heater +  
Vented gas heater  
Gas heater logs  
Total  
=
Other gas appliances* +  
Total  
=
* Do not include direct-vent gas appliances. Direct-vent draws combustion air from the outdoors and vents to the outdoors.  
4. Compare the maximum Btu/Hr the space can support with the actual amount of Btu/Hr used.  
_________________ Btu/Hr (maximum the space can support)  
_________________ Btu/Hr (actual amount of Btu/Hr used)  
Example: 51,200 Btu/Hr (maximum the space can support)  
69,000 Btu/Hr (actual amount of Btu/Hr used)  
The space in the above example is a confined space because the actual Btu/Hr used is more than the maximum Btu/Hr the space cansupport.  
You must provide additional fresh air. Your options are as follows:  
A. Rework worksheet, adding the space of an adjoining room. If the extra space provides an unconfined space, remove door to adjoining  
room or add ventilation grills between rooms. See Ventilation Air From Inside Building, page 6.  
B. Vent room directly to the outdoors. See Ventilation Air From Outdoors, page 6.  
C. Install a lower Btu/Hr heater, if lower Btu/Hr size makes room unconfined.  
If the actual Btu/Hr used is less than the maximum Btu/Hr the space can support, the space is an unconfined space. You will need no  
additional fresh air ventilation.  
WARNING: If the area in which the heater may be operated is smaller than that defined as an unconfined space  
or if the building is of unusually tight construction, provide adequate combustion and ventilation air by one of  
themethodsdescribedintheNationalFuelGasCode,ANSIZ223.1/NFPA54,Section5.3orapplicablelocalcodes.  
Continued  
107434  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
AIR FOR  
12"  
COMBUSTION AND  
VENTILATION  
Ventilation  
Continued  
Ventilation Grills  
Into Adjoining Room,  
Option 2  
Grills  
Into Adjoining  
Room,  
Or  
VENTILATION AIR  
Remove  
Door into  
Adjoining  
Room,  
Option  
3
Option 1  
Ventilation Air From Inside  
Building  
Thisfreshairwouldcomefromanadjoining  
unconfined space. When ventilating to an  
adjoining unconfined space, you must pro-  
vide two permanent openings: one within  
12" of the ceiling and one within 12" of the  
floor on the wall connecting the two spaces  
(see options 1 and 2, Figure 2). You can also  
remove door into adjoining room (see op-  
tion 3, Figure 2). Follow the National Fuel  
Gas Code, ANSI Z223.1/NFPA 54, Section  
5.3, Air for Combustion and Ventilation for  
required size of ventilation grills or ducts.  
12"  
F
L
F
T
O
L
P
Figure 2 - Ventilation Air from Inside Building  
Ventilation Air From Outdoors  
Ventilated  
Provide extra fresh air by using ventilation  
grills or ducts. You must provide two per-  
manent openings: one within 12" of the  
ceiling and one within 12" of the floor.  
Connect these items directly to the outdoors  
orspacesopentotheoutdoors.Thesespaces  
include attics and crawl spaces. Follow the  
National Fuel Gas Code, ANSI Z223.1/  
NFPA 54, Section 5.3, Air for Combustion  
and Ventilation for required size of ventila-  
tion grills or ducts.  
Outlet  
Attic  
Air  
Outlet  
Air  
To Attic  
To  
Crawl  
Space  
IMPORTANT: Do not provide openings  
for inlet or outlet air into attic if attic has  
a thermostat-controlled power vent.  
Heated air entering the attic will activate  
the power vent.  
Inlet  
Air  
Ventilated  
Crawl Space  
Inlet Air  
Figure 3 - Ventilation Air from Outdoors  
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OWNER’S MANUAL  
IMPORTANT:Vent-freeheatersaddmois- Carefullyfollowtheinstructionsbelow.This  
ture to the air. Although this is beneficial, stove is a freestanding unit designed to set  
installing heater in rooms without enough directly on the floor. IMPORTANT: You  
ventilation air may cause mildew to form must maintain minimum wall and ceiling  
from too much moisture. See Air for Com- clearances during installation. The mini-  
bustion and Ventilation, pages 4 through 6. mum clearances are shown in Figure 4.  
INSTALLATION  
NOTICE: This heater is intended  
foruseassupplementalheat.Use  
this heater along with your pri-  
mary heating system. Do not in-  
stall this heater as your primary  
heat source. If you have a central  
heating system, you may run  
systemscirculatingblowerwhile  
using heater. This will help circu-  
late the heat throughout the  
house. In the event of a power  
outage, you can use this heater  
as your primary heat source.  
Measure from outermost point of stove top.  
CHECK GAS TYPE  
Minimum Wall and Ceiling  
Clearances (see Figure 4)  
A. Clearances from outermost point of  
stove top to any combustible side wall  
should not be less than 12 inches.  
Use only natural gas. If your gas supply is  
not natural gas, do not install heater. Call  
dealer where you bought heater for proper  
type heater.  
CLEARANCES TO  
COMBUSTIBLES  
(Vent-Free Operation Only)  
B. Clearances from outermost point of  
stove top to any combustible back wall  
should not be less than 6 inches (In-  
cludes corner installations).  
WARNING: A qualified ser-  
vice person must install heater.  
Follow all local codes.  
C. Clearances from the stove top to the  
ceiling should not be less than 48  
inches.  
WARNING:Maintainthemini-  
mum clearances. If you can, pro-  
vide greater clearances from  
floor, ceiling, and adjoining side  
and back walls.  
WARNING: Never install the  
heater  
Ceiling  
in a bedroom or bathroom  
in a recreational vehicle  
where curtains, furniture,  
clothing, or other flammable  
objectsarelessthan42inches  
from the front, top, or sides of  
the heater  
Front View  
48"  
Minimum  
12"  
Side Wall  
12"  
Side Wall  
Minimum  
Minimum  
in high traffic areas  
in windy or drafty areas  
CAUTION: This heater cre-  
ates warm air currents. These  
currents move heat to wall sur-  
faces next to heater. Installing  
heater next to vinyl or cloth wall  
coverings or operating heater  
where impurities (such as to-  
bacco smoke, aromatic candles,  
cleaning fluids, oil or kerosene  
lamps, etc.) in the air exist, may  
discolor walls.  
Top View  
Back Wall  
6
"
Minimum  
Side View  
Ceiling  
12  
"
12  
"
Minimum  
Minimum  
Side Wall  
Corner  
Side Wall  
48"  
Minimum  
Wall  
Back Wall  
6"  
Minimum  
6
"
Minimum  
Front of  
Stove Unit  
6
"
Wall  
Minimum  
Floor  
Figure 4 - Minimum Clearance to Walls and Ceiling  
Continued  
107434  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
Apply pipe joint sealant lightly to male  
INSTALLATION  
WARNING: Never connect  
heater to private (non-utility) gas  
wells. This gas is commonly  
known as wellhead gas.  
threads. This will prevent excess sealant  
from going into pipe. Excess sealant in pipe  
could result in clogged heater valves.  
Continued  
CONNECTING TO GAS  
SUPPLY  
CAUTION:Usepipejointseal-  
ant that is resistant to liquid pe-  
troleum (LP) gas.  
CAUTION: Use only new,  
black iron or steel pipe. Inter-  
nally-tinned copper tubing may  
be used in certain areas. Check  
yourlocalcodes. Usepipeof1/2"  
diameter or greater to allow  
proper gas volume to heater. If  
pipe is too small, undue loss of  
pressure will occur.  
WARNING: A qualified service  
personmustconnectheatertogas  
supply. Follow all local codes.  
We recommend that you install a sediment  
trap in supply line as shown in Figure 6.  
Locate sediment trap where it is within  
reach for cleaning. Install in piping system  
betweenfuelsupplyandheater.Locatesedi-  
ment trap where trapped matter is not likely  
to freeze. A sediment trap traps moisture  
and contaminants. This keeps them from  
going into heater controls. If sediment trap  
is not installed or is installed wrong, heater  
may not run properly.  
Installation Items Needed  
Beforeinstallingheater,makesureyouhave  
the items listed below.  
• piping (check local codes)  
• sealant (resistant to propane/LP gas)  
• equipment shutoff valve *  
• test gauge connection *  
• sediment trap  
Installation must include an equipment  
shutoff valve, union, and plugged 1/8" NPT  
tap. Locate NPT tap within reach for test  
gauge hook up. NPT tap must be upstream  
from heater (see Figure 6).  
• tee joint  
CAUTION: Avoid damage to  
regulator.Holdgasregulatorwith  
wrenchwhenconnectingittogas  
piping and/or fittings.  
• pipe wrench  
IMPORTANT: Install equipment shutoff  
valve in an accessible location. The equip-  
ment shutoff valve is for turning on or  
shutting off the gas to the appliance.  
*
An CSA design-certified equipment  
shutoff valve with 1/8" NPT tap is an ac-  
ceptable alternative to test gauge connec-  
tion. Purchase the optional CSA design-  
certifiedequipmentshutoffvalvefromyour  
dealer. See Accessories, page 24.  
CSA Design-Certified Equipment  
Shutoff Valve With 1/8" NPT Tap*  
From Gas Meter  
(5" W.C.** to 10.5"  
W.C. Pressure)  
Approved Flexible Gas Hose  
(if allowed by local codes)  
Back View  
Side View  
Tee Joint  
Sediment  
Pipe  
Trap  
Gas  
Regulator  
of Heater  
Front  
of  
Stove  
Nipple  
3" Minimum  
Cap  
Unit  
Figure 6 - Gas Connection  
Gas Regulator  
Inlet Connection  
* Purchase the optional CSA design-certified equipment shutoff valve from your dealer.  
See Accessories, page 24.  
**Minimum inlet pressure for purpose of input adjustment.  
Figure 5 - Gas Regulator Location and  
Gas Line Access Into Stove Cabinet  
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OWNER’S MANUAL  
Test Pressures Equal To or Less Than  
1/2 PSIG (3.5 kPa)  
Pressure Testing Heater Gas  
Connections  
1. Open equipment shutoff valve (see Fig-  
ure 7).  
INSTALLATION  
Continued  
1. Close equipment shutoff valve (see Fig-  
ure 7).  
CHECKING GAS  
CONNECTIONS  
2. Pressurize supply piping system by ei-  
ther using compressed air or opening  
main gas valve located on or near gas  
meter.  
2. Open main gas valve located on or near  
gas meter.  
3. Make sure control knob of heater is in  
the OFF position.  
WARNING: Test all gas pip-  
ing and connections for leaks  
after installing or servicing. Cor-  
rect all leaks at once.  
3. Check all joints from gas meter to  
equipment shutoff valve (see Figure 8).  
Apply a noncorrosive leak detection  
fluid to gas joints. Bubbles forming  
show a leak.  
4. Check all joints from equipment shutoff  
valve to control valve (see Figure 8).  
Apply a noncorrosive leak detection  
fluid to gas joints. Bubbles forming  
show a leak.  
WARNING:Neveruseanopen  
flame to check for a leak. Apply a  
noncorrosiveleakdetectionfluid  
toalljoints.Bubblesformingshow  
a leak. Correct all leaks at once.  
4. Correct all leaks at once.  
5. Correct all leaks at once.  
6. Light heater (see Operating Heater,  
pages 13 and 14). Check all other in-  
ternal joints for leaks.  
Open  
Equipment  
Shutoff  
Valve  
O
7. Turn off heater (see To Turn Off Gas to  
Appliance, page 14).  
Pressure Testing Gas Supply  
Piping System  
Closed  
Test Pressures In Excess Of 1/2 PSIG  
(3.5 kPa)  
Figure 7- Equipment Shutoff Valve  
1. Disconnect appliance with its appliance  
main gas valve (control valve) and equip-  
ment shutoff valve from gas supply pip-  
ing system. Pressures in excess of 1/2  
psig will damage heater regulator.  
Equipment Shutoff Valve  
2. Cap off open end of gas pipe where  
equipment shutoff valve was connected.  
Gas Meter  
3. Pressurize supply piping system by ei-  
ther using compressed air or opening  
main gas valve located on or near gas  
meter.  
4. Check all joints of gas supply piping  
system. Apply a noncorrosive leak de-  
tection fluid to gas joints. Bubbles  
forming show a leak.  
Control Valve Location  
5. Correct all leaks at once.  
6. Reconnect heater and equipment  
shutoff valve to gas supply. Check re-  
connected fittings for leaks.  
Figure 8 - Checking Gas Joints  
Continued  
107434  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
8. Attach the two mounting brackets to  
INSTALLING OPTIONAL  
INSTALLATION  
blower housing using four screws pro-  
BLOWER ACCESSORY  
Continued  
vided in blower kit (2 for each bracket)  
(see Figure 14). Tighten screws se-  
curely. Place blower assembly tempo-  
rarily on top of firebox.  
GA3750  
INSTALLING LOGS  
Tools required: Phillips screwdriver  
WARNING: Failure to position  
thepartsinaccordancewiththese  
diagrams or failure to use only  
parts specifically approved with  
this heater may result in property  
damage or personal injury.  
NOTICE:Shutoffgasheaterduring  
the following blower installation.  
9. Working from the rear of the stove,  
place entire power cord, including  
speed control housing, in lower control  
compartment.  
1. Remove 2 screws from rear tabs on top  
trim. Pull trim forward to remove (see  
Figure 11).  
10. Route ends of 3-wire power cord up from  
the lower control compartment through  
the plastic bushing, then up to the upper  
cavity of stove (see Figure 15, page 11).  
2. Remove top panel of stove by remov-  
ing three screws from under top lip on  
each side of stove (see Figure 11).  
CAUTION:Afterinstallationand  
periodicallythereafter,checktoen-  
surethatnoflamecomesincontact  
with any log. With the heater set to  
High,checktoseeifflamescontact  
any log. If so, reposition logs ac-  
cording to the log installation in-  
structions in this manual. Flames  
contacting logs will create soot.  
11. Attach the terminal ends of the white  
and black power cord wires to the ter-  
minals on the blower motor (see Fig-  
ure 12). Push firmly.  
3. Facing front of stove, carefully slide top  
panel forward until it is completely re-  
moved from stove (see Figure 11).  
4. Install one plastic bushing provided in  
blower kit into the 1 1/2" hole in the left  
rear of firebox floor. Access hole  
through the rectangular opening in the  
rear panel (see Figure 12).  
12. Attach the terminal end of the green  
power cord wire to the front tab of the  
blower housing using screw provided  
(see Figure 13).  
Itisveryimportanttoinstallthelogsexactly  
as instructed. Do not modify logs. Only use  
logs supplied with heater.  
5. Disconnect power cord wires from blower  
motor (if connected) (see Figure 13).  
White  
Powercord  
Wire  
6. Disconnect green ground wire from  
blower housing (if connected) by re-  
moving screw holding wire terminal  
(see Figure 13).  
Place one-piece log set on grate to fit as  
illustrated in Figure 10. Make sure log sits  
flat on firebox floor (see Figure 9).  
Screw  
Green  
Ground Wire  
IMPORTANT:Makesurelogdoesnotcover  
any burner ports (see Figure 10).  
7. Remove the two blower mounting  
brackets from the rear panel by remov-  
ing two screws each (see Figure 14).  
Black Powercord Wire  
Screws  
Figure 13 - Removing Wires from Blower  
Top Panel  
Top  
One Piece  
Log Set  
Trim  
Screws  
Blower  
Bracket  
I
H
L
O
O
F
P  
Blower  
Screws  
Screws  
Firebox Floor  
Figure 9 - Installing One-Piece Log Set  
One Piece Log Set  
Figure 11 - Removing Stove Top Panel  
Burner Ports  
Firebox Top  
Figure 14 - Removing Blower Brackets  
from Stove and Attaching to Blower  
Figure 10 - Installing One-Piece Log set  
(Top View)  
Figure 12 - Installing Bushing  
107434  
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OWNER’S MANUAL  
INSTALLING OPTIONAL  
BLOWER ACCESSORY  
GA3650TA  
INSTALLATION  
WARNING: ELECTRICAL  
Continued  
GROUNDING INSTRUCTIONS  
Thisapplianceisequippedwitha  
three-prong (grounding) plug for  
your protection against shock  
hazard and should be plugged  
directly into a properly grounded  
three-prong receptacle.  
13. Using the four screws previously re-  
moved, mount blower assembly to  
stove by reattaching blower brackets to  
rear panel (see Figure 14, page 10).  
Tighten screws securely.  
Tools required: Phillips screwdriver  
NOTICE:Shutoffgasheaterduring  
the following blower installation.  
14. Install plastic control knob onto output  
shaft of speed control housing (see Fig-  
ure 15). Place speed control housing  
just inside control compartment door  
in front of stove (see Figure 16).  
1. Remove 2 screws from rear tabs on top  
trim. Pull trim forward to remove (see  
Figure 11, page 10).  
20. Using speed control knob, turn blower  
on and check for operation.  
21. All remaining parts from blower kit  
may be discarded.  
2. Remove three screws from under top  
lip on each side of stove to remove top  
panel (see Figure 11, page 10).  
15. Using two screws provided in blower  
kit, mount blower speed control hous-  
ing to mounting tab in left side of lower  
control compartment (see Figure 16).  
3. Facing front of stove, carefully slide  
top panel forward until it is completely  
removed from stove (see Figure 11,  
page 10).  
16. Check to make sure that the power cord is  
completelyclearofblowerwheelandthere  
are no foreign objects in blower wheel.  
4. Install one plastic bushing provided in  
blower kit into the 1 1/2" hole in the left  
rear of firebox floor. Access hole  
through the rectangular opening in the  
rear panel (see Figure 12, page 10).  
17. Carefully replace stove top panel.Align  
holes and replace six screws removed  
in step 1, page 10. Slide top trim onto  
top panel. Attach with two screws re-  
moved in step 1, page 10.  
Blower Speed  
Control Housing  
Figure16-InstallingBlowerControlHousing  
5. Disconnect power cord wires from  
blower motor (if connected) (see Fig-  
ure 13, page 10).  
18. Peel off the backing paper and stick the  
supplied wiring diagram decal on the  
stove floor as shown in Figure 15.  
6. Disconnect green ground wire from  
blower housing (if connected) by re-  
moving screw holding wire terminal  
(see Figure 13, page 10).  
19. Plugpowercordintoaconvenient3-prong  
grounded wall receptacle near the stove.  
7. Remove the two blower mounting  
brackets from the rear panel by remov-  
ing two screws each (see Figure 14,  
page 10).  
8. Attach the two mounting brackets to  
blower housing using four screws pro-  
vided in blower kit (2 for each bracket)  
(see Figure 14, page 10). Tighten  
screws securely. Place blower assem-  
bly temporarily on top of firebox.  
WARNING: Never attempt to service heater while it  
is plugged in, operating, or hot. Burns and electrical  
shock could result. Only a qualified service person  
should service or repair heater.  
If any of the original wire as supplied with the appliance must be  
replaced, it must be replaced with 105°C wire or it’s equivalent.  
9. If screen is installed, carefully lift  
slightly and pull forward to remove.  
Power  
Cord  
WARNING: Label all wires prior to disconnection  
when servicing controls. Wiring errors can cause im-  
proper and dangerous operation. Verify proper opera-  
tion after servicing.  
10. If logs are installed, carefully remove  
and set aside.  
Variable  
Fan Switch  
Off  
On  
Wiring  
Diagram  
Decal  
110/115  
V.A.C.  
Blower  
Motor  
Black  
Green  
White  
Black  
White  
Speed Control  
Housing  
Control  
Knob  
120 Vac. 60 Hz. . 78 Amps  
DESA International, Bowling Green, KY  
101584-05  
Figure 15 - Routing Power Cord  
Continued  
107434  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
16. Route ends of 3-wire power cord up from 18. Connect the black wire from speed con-  
INSTALLATION  
the lower control compartment through  
the plastic bushing, then up to the upper  
cavity of stove (see Figure 20).  
trol to blue wire on switch/cover assem-  
bly (see Figure 20).  
Continued  
11. Remove three screws and cover plate  
from center of firebox back panel.  
Keep screws but discard cover plate  
(see Figure 17).  
19. Connect red wire from switch/cover  
assembly to remaining terminal on  
blower motor (see Figure 20). Push  
firmly.  
17. Connect white wire from speed control  
to either terminal on blower motor (see  
Figure 20). Push firmly.  
Thermostatic  
Switch  
Mounted to  
Cover  
12. Locate thermostatic switch/cover plate  
assembly and wire harness supplied  
with blower. Attach wire harness ter-  
minals to terminals on thermostatic  
switch. Push firmly. Make sure the bot-  
tom hole of cover is on the opposite side  
from the wire harness (see Figure 18).  
20. Attach green wire from speed control  
to front tab of blower housing using  
screw provided (see Figure 20). Tighten  
securely.  
Wire Harness  
Hole in Firebox  
Back Panel  
21. Using the four screws previously re-  
moved, mount blower assembly to  
stove by reattaching blower brackets to  
rear panel (see Figure 14, page 10).  
Tighten screws securely.  
13. Feed terminal ends of wire harness into  
the hole in firebox back panel from  
front of firebox. Pull the ends of the  
harness to the top of firebox near  
blower (see Figure 19).  
22. Install plastic control knob onto output  
shaft of speed control housing (see Fig-  
ure 20). Place speed control housing just  
inside control compartment door in front  
of stove (see Figure 16, page 11).  
14. Align holes in the switch/cover assem-  
bly with holes in firebox back panel.  
Using 3 screws from step 11, attach  
assembly to firebox back panel. Tighten  
screws firmly (see Figure 19).  
23. Using two screws provided in blower  
kit, mount blower speed control hous-  
ing to mounting tab in left side of lower  
control compartment (see Figure 16,  
page 11).  
Wire Harness  
Screws  
15. Working from the rear of the stove,  
place entire power cord, including  
speed control housing, in lower control  
compartment (see Figure 20).  
Figure 19 - Assembling Thermostatic  
Switch and Cover to Firebox Back Panel  
24. Check to make sure that the power cord is  
completelyclearofblowerwheelandthere  
are no foreign objects in blower wheel.  
White Speed  
Green  
Cover  
Plate  
Control Wire  
25. Carefully replace stove top panel.Align  
holes and replace six screws removed  
in step 1, page 11. Slide top trim over  
sides of top panel.Attach with 2 screws  
removed in step 1, page 11.  
Ground  
Black  
Wire  
Speed  
Control  
Wire  
Blower  
WARNING: Never attempt to service heater while it  
is plugged in, operating, or hot. Burns and electrical  
shock could result. Only a qualified service person  
should service or repair heater.  
Screws  
Ground  
Wire Screw  
Firebox Back Panel  
Blue  
Switch  
Wire  
If any of the original wire as supplied with the appliance must be  
replaced, it must be replaced with 105°C wire or it’s equivalent.  
Red  
Switch  
Wire  
Figure 17 - Removing Cover Plate  
WARNING: Label all wires prior to disconnection  
when servicing controls. Wiring errors can cause im-  
proper and dangerous operation. Verify proper opera-  
tion after servicing.  
Lower Hole  
Power  
Cord  
Thermostatic  
Switch  
Mounted to  
Cover  
Variable  
Fan Switch  
Fan Switch  
(N.O.)  
1
Wiring  
Diagram  
Decal  
Off  
Black  
On  
2
Blue  
Red  
110/115  
V.A.C.  
Black  
Green  
White  
Blower  
Motor  
Wire Harness  
Speed Control  
Housing  
Control  
Knob  
120 Vac. 60 Hz. 90 Amps  
DESA International, Bowling Green, KY  
Figure 18 - Attaching Wire Harness to  
ThermostaticSwitchandCoverAssembly  
Figure 20 - Connecting Switch, Blower,  
and Speed Control Wires  
107434  
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OWNER’S MANUAL  
LIGHTING  
INSTRUCTIONS  
OPERATING HEATER  
INSTALLATION  
Continued  
FOR YOUR SAFETY  
READ BEFORE  
LIGHTING  
26. Peel off the backing paper and stick  
the supplied wiring diagram decal on  
the stove floor as shown in Figure 20,  
page 12.  
NOTICE: During initial operation  
of new heater, burning logs will  
give off a paper-burning smell.  
Orange flame will also be present.  
Open a window to vent smell. This  
will only last a few hours.  
27. Plugpowercordintoaconvenient3-prong  
grounded wall receptacle near the stove.  
WARNING: If you do not fol-  
low these instructions exactly, a  
fireorexplosionmayresultcaus-  
ing property damage, personal  
injury or loss of life.  
1. STOP! Read the safety information,  
column 2.  
WARNING: ELECTRICAL  
GROUNDING INSTRUCTIONS  
Thisapplianceisequippedwitha  
three-prong (grounding) plug for  
your protection against shock  
hazard and should be plugged  
directly into a properly grounded  
three-prong receptacle.  
2. Make sure equipment shutoff valve  
is fully open.  
A. This appliance has a pilot which must  
be lighted by hand. When lighting the  
pilot, follow these instructions exactly.  
3. Turn control knob clockwise  
to the OFF position.  
Clockwise  
B. BEFORE LIGHTING smell all  
around the appliance area for gas. Be  
sure to smell next to the floor because  
some gas is heavier than air and will  
settle on the floor.  
4. Wait five (5) minutes to clear out any  
gas. Then smell for gas, including  
near the floor. If you smell gas,  
STOP! Follow “B” in the safety in-  
formation, column 2. If you don’t  
smell gas, go to the next step.  
28. Using speed control knob, turn blower  
on and check for operation.  
29. Install logs (see Installing Logs, page 10).  
WHATTO DO IFYOU SMELL GAS  
• Do not try to light any appliance.  
• Do not touch any electric switch; do  
not use any phone in your building.  
• Immediately call your gas supplier  
from a neighbor’s phone. Follow  
the gas supplier’s instructions.  
30. Install screen assembly by aligning  
keyhole slots in screen assembly and  
shoulder screws on stove. Push back  
and down to secure.  
5. Turn control knob counterclockwise  
to the PILOT position.  
C-clockwise  
Press in control knob for five (5) sec-  
onds (see Figure 21). Note:You may  
be running this heater for the first  
time after hooking up to gas supply.  
If so, the control knob may need to  
be pressed in for 30 seconds or less.  
This will allow air to bleed from the  
gas system.  
31. All remaining parts from blower kit  
may be discarded.  
• If you cannot reach your gas sup-  
plier, call the fire department.  
Note: If any of the origianl wire, as supplied  
with the appliance, must be replaced, it must  
bereplacedwith105°Cwireorit’sequivalent.  
C. Use only your hand to push in or turn  
the gas control knob. Never use tools.  
If the knob will not push in or turn  
by hand, don’t try to repair it, call a  
qualified service technician or gas  
supplier. Force or attempted repair  
may result in a fire or explosion.  
6. With control knob pressed in, press  
and release ignitor button. This will  
light pilot. The pilot is attached to the  
front burner. If needed, keep press-  
ing ignitor button until pilot lights.  
D. Do not use this appliance if any part  
has been under water. Immediately call  
a qualified service technician to inspect  
the appliance and to replace any part  
of the control system and any gas con-  
trol which has been under water.  
Note: If pilot does not stay lit, con-  
tact a qualified service person or gas  
supplier for repairs. Until repairs are  
made, light pilot with match. To light  
pilot with match, see Manual Light-  
ing Procedure, page 14.  
Ignitor Button  
Control Knob  
Figure 21 - Control Knob and Ignitor  
Button Location  
Continued  
107434  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
Note: Selecting the Hi setting with the  
control knob will cause the burners to  
OPERATING  
INSPECTING  
HEATER  
remainfullyon,withoutmodulatingdown BURNERS  
in most cases.  
Continued  
7. Keep control knob pressed in for 30  
seconds after lighting pilot. After 30  
seconds, release control knob.  
Check pilot flame pattern and burner flame  
patterns often.  
MANUAL LIGHTING  
PROCEDURE  
PILOT FLAME PATTERN  
Figure 23 shows a correct pilot flame pat-  
tern. Figure 24 shows an incorrect pilot  
flame pattern. (Note: Appearance of pilot  
assembly may vary by model). The incor-  
rect pilot flame is not touching the thermo-  
couple. This will cause the thermocouple to  
cool.Whenthethermocouplecools,theheater  
will shut down.  
• Ifcontrolknobdoesnotpopoutwhen  
released, contact a qualified service  
person or gas supplier for repairs.  
1. Follow steps 1 through 5 under Light-  
ing Instructions, page 13.  
2. Depress control knob and light pilot  
with match.  
Note: If pilot goes out, repeat steps 3  
through 7.This heater has a safety inter-  
lock system.Wait one (1) minute for sys-  
tem to reset before lighting pilot again.  
3. Keep control knob pressed in for 30  
seconds after lighting pilot. After 30  
seconds, release control knob. Now  
follow step 8 in column 1.  
8. Turn control knob counterclockwise  
If pilot flame pattern is incorrect, as shown  
in Figure 24  
C-clockwise  
to desired heating level. The  
burners should light. Set control knob  
to any heat level between HI and LO.  
• turn heater off (see To Turn Off Gas to  
Appliance)  
OPERATING  
OPTIONAL BLOWER  
ACCESSORY  
Ignitor Electrode  
• see Troubleshooting, pages 16 through 18  
Thermocouple  
Pilot Burner  
Pilot Burner  
Thermocouple  
Light your gas appliance with the blower  
off. Turn the blower on to deliver heated  
air at the top louvers. The blower fea-  
tures a variable control which allows you  
to select the speed you desire.  
Figure 22 - Pilot  
IfusingtheGA3650TABlowerAccessory:  
In the ON position, the blower will start  
when the thermostat senses a sufficient  
increaseinfireboxtemperature(approxi-  
mately 10 to 20 minutes depending on  
heat setting). Note: Your gas stove and  
thermostat blower will not turn on and  
off at the same time. The stove may run  
for several minutes before the blower  
turns on. After the heater modulates to  
the pilot position, the blower will con-  
tinue to run. The blower will shut off  
after the firebox temperature decreases.  
CAUTION:Donottrytoadjust  
heatinglevelsbyusingtheequip-  
ment shutoff valve.  
Figure 23 - Correct Pilot Flame Pattern  
Thermocouple  
Pilot Burner  
TO TURN OFF GAS  
TO APPLIANCE  
Shutting Off Heater  
Turn control knob clockwise  
to  
Clockwise  
the OFF position.  
Shutting Off Burners Only (pilot  
stays lit)  
Figure 24 - Incorrect Pilot Flame Pattern  
Note: It is safe to operate stove with  
blower turned off. However, the blower  
helpsdistributeheatedairfromthestove.  
Turn control knob clockwise  
the PILOT position.  
to  
Clockwise  
Note: Periodically check the louvers of  
the firebox and remove any dust, dirt, or  
other obstructions.  
THERMOSTAT CONTROL  
OPERATION  
The thermostat control knob can be set to  
any comfort level between Hi and Lo. The  
thermostatwillgraduallymodulatetheheat  
output and flame height from higher to  
lower settings, or pilot, in order to maintain  
the comfort level you select. The ideal com-  
fort setting will vary by household depend-  
ing upon the amount of space to be heated,  
the output of the central heating system, etc.  
Continued  
107434  
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OWNER’S MANUAL  
Burner  
Tube  
CLEANING BURNER  
INJECTOR HOLDER AND  
PILOT AIR INLET HOLE  
INSPECTING  
Injector Holder  
BURNERS  
Continued  
The primary air inlet holes allow the proper  
amount of air to mix with the gas. This pro-  
videsacleanburningflame. Keeptheseholes  
clearofdust,dirt,lint,andpethair.Cleanthese  
air inlet holes prior to each heating season.  
Blockedairholeswillcreatesoot. Werecom-  
mend that you clean the unit every three  
months during operation and have heater in-  
spected yearly by a qualified service person.  
BURNER FLAME PATTERN  
Primary Air  
Inlet Holes  
Figure 25 shows a correct burner flame pat-  
tern. Figure 26 shows an incorrect burner  
flame pattern. If burner flame pattern is  
incorrect,  
Figure 27 - Injector Holder On Outlet  
Burner Tube  
Ports/Slots  
• turn heater off (see To Turn Off Gas to  
Appliance, page 14)  
Burner  
Tube  
• see Troubleshooting, pages 16 through 18  
Wealsorecommendthatyoukeeptheburner  
tubeandpilotassemblycleanandfreeofdust  
and dirt. To clean these parts we recommend  
using compressed air no greater than 30 PSI.  
Yourlocalcomputerstore,hardwarestore,or  
home center may carry compressed air in a  
can. You can use a vacuum cleaner in the  
blow position. If using compressed air in a  
can, please follow the directions on the can.  
If you don't follow directions on the can, you  
could damage the pilot assembly.  
Approx. 3-6" Above  
Top of Logs  
Pilot  
Assembly  
Pilot Air  
Inlet  
Hole  
Figure 25 - Correct Flame Pattern with  
Control Knob Set to High Flame.  
Figure 28 - Pilot Inlet Air Hole  
1. Shut off the unit, including the pilot.  
Allow the unit to cool for at least thirty  
minutes.  
More Than 8"  
Above Top of Logs  
CABINET  
Air Passageways  
• Use a vacuum cleaner or pressurized air  
to clean.  
2. Inspect burner, pilot, and primary air  
inlet holes on injector holder for dust  
and dirt (see Figure 27).  
Exterior  
3. Blow air through the ports/slots and  
holes in the burner.  
• Use a soft cloth dampened with a mild  
soap and water mixture. Wipe the cabi-  
net to remove dust.  
4. Check the injector holder located at the  
end of the burner tube again. Remove any  
large particles of dust, dirt, lint, or pet hair  
with a soft cloth or vacuum cleaner nozzle.  
Figure 26 - Incorrect Flame Pattern with  
Control Knob Set to High Flame  
LOGS  
• If you remove logs for cleaning, refer to  
Installing Logs, page 10, to properly re-  
place logs.  
5. Blow air into the primary air holes on  
the injector holder.  
CLEANING AND  
MAINTENANCE  
6. In case any large clumps of dust have  
now been pushed into the burner repeat  
steps 3 and 4.  
• Replace log(s) if broken or chipped  
(dime-sized or larger).  
WARNING: Turn off heater  
and let cool before cleaning.  
MAIN BURNER  
Clean the pilot assembly also. A yellow tip on  
thepilotflameindicatesdustanddirtinthepilot  
assembly. There is a small pilot air inlet hole  
about two inches from where the pilot flame  
comesoutofthepilotassembly(seeFigure28).  
Withtheunitoff,lightlyblowairthroughtheair  
inlet hole. You may blow through a drinking  
straw if compressed air is not available.  
Periodically inspect all burner flame holes  
with the heater running. All slotted burner  
flame holes should be open with yellow  
flame present. All round burner flame holes  
should be open with a small blue flame  
present. Some burner flame holes may be-  
comeblockedbydebrisorrust,withnoflame  
present. If so, turn off heater and let cool.  
Either remove blockage or replace burner.  
Blocked burner flame holes will create soot.  
CAUTION: You must keep con-  
trol areas, burner, and circulating  
air passageways of heater clean.  
Inspect these areas of heater be-  
fore each use. Have heater in-  
spected yearly by a qualified ser-  
viceperson.Heatermayneedmore  
frequentcleaningduetoexcessive  
lint from carpeting, bedding mate-  
rial, pet hair, etc.  
Reviewyourvideoincludedwithyourheater  
for additional cleaning instructions.  
107434  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
TROUBLESHOOTING  
CAUTION: Never use a wire,  
needle, or similar object to clean  
ODS/pilot.ThiscandamageODS/  
pilot unit.  
WARNING: Turn off heater  
andletcoolbeforeservicing.Only  
aqualifiedservicepersonshould  
service and repair heater.  
Note: For additional help, visit DESA  
International’stechnicalservicewebsite  
Note:Alltroubleshootingitemsarelistedin  
order of operation.  
OBSERVED PROBLEM  
POSSIBLE CAUSE  
REMEDY  
When ignitor button is pressed, there is no 1. Ignitor electrode not connected to igni- 1. Reconnect ignitor cable  
spark at ODS/pilot  
tor cable  
2. Ignitor cable pinched or wet  
2. Free ignitor cable if pinched by any  
metal or tubing. Keep ignitor cable dry  
3. Tighten nut holding piezo ignitor to base  
panel of log set. Nut is located behind  
base panel  
3. Piezo ignitor nut is loose  
4. Broken ignitor cable  
4. Replace ignitor cable  
5. Bad piezo ignitor  
5. Replace piezo ignitor  
6. Ignitor electrode broken  
7. Ignitor electrode positioned wrong  
6. Replace piezo ignitor  
7. Replace piezo ignitor  
When ignitor button is pressed, there is 1. Gas supply turned off or equipment 1. Turn on gas supply or open equipment  
spark at ODS/pilot but no ignition  
shutoff valve closed  
shutoff valve  
2. Control knob not in PILOT position  
2. Turn control knob to PILOT position  
3. Control knob not pressed in while in 3. Press in control knob while in PILOT  
PILOT position  
position  
4. Air in gas lines when installed  
4. Continue holding down control knob.  
Repeat igniting operation until air is re-  
moved  
5. ODS/pilot is clogged  
5. Clean ODS/pilot (see Cleaning and  
Maintenance, page 15) or replace ODS/  
pilot assembly  
6. Gas regulator setting is not correct  
6. Replace gas control  
ODS/pilot lights but flame goes out when 1. Control knob not fully pressed in  
1. Press in control knob fully  
control knob is released  
2. Control knob not pressed in long enough 2. After ODS/pilot lights, keep control  
knob pressed in 30 seconds  
3. Equipment shutoff valve not fully open 3. Fully open equipment shutoff valve  
4. Pilot flame not touching thermocouple, 4. A) Contact local natural gas company  
which allows thermocouple to cool,  
causing pilot flame to go out. This prob-  
lem could be caused by one or both of  
the following:  
B) Clean ODS/pilot (see Cleaning and  
Maintenance, page 15) or replace ODS/  
pilot assembly  
A) Low gas pressure  
B) Dirty or partially clogged ODS/pilot  
5. Thermocouple connection loose at con- 5. Hand tighten until snug, then tighten 1/4  
trol valve  
turn more  
6. Thermocouple damaged  
7. Control valve damaged  
6. Replace thermocouple  
7. Replace control valve  
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OWNER’S MANUAL  
TROUBLESHOOTING  
Continued  
OBSERVED PROBLEM  
POSSIBLE CAUSE  
REMEDY  
Burner does not light after ODS/pilot is lit  
1. Burner orifice clogged  
1. Clean burner (see Cleaning and Mainte-  
nance, page 15) or replace burner orifice  
2. Contact local natural gas company  
2. Inlet gas pressure is too low  
3. Burner orifice diameter is too small  
3. Replace burner orifice  
4. Thermopile leads disconnected or im- 4. Reconnect leads (see wiring diagram)  
properly connected  
5. Burners will not come on in remote position 5. Replace battery in transmitter and receiver  
Delayed ignition burner  
1. Manifold pressure is too low  
2. Burner orifice clogged  
1. Contact local natural gas company  
2. Clean burner (see Cleaning and Mainte-  
nance, page 15) or replace burner orifice  
Burner backfiring during combustion  
1. Burner orifice is clogged or damaged  
1. Clean burner (see Cleaning and Mainte-  
nance, page 15) or replace burner orifice  
2. Replace damaged burner  
2. Damaged burner  
3. Gas regulator defective  
3. Replace gas control  
Slight smoke or odor during initial operation 1. Not enough air  
1. Check burner for dirt and debris. If found,  
clean burner (see Cleaning and Mainte-  
nance, page 15)  
2. Gas regulator defective  
2. Replace gas control  
3. Residues from manufacturing processes 3. Problem will stop after a few hours of  
and logs curing  
operation  
Moisture/condensation noticed on windows 1. Not enough combustion/ventilation air  
1. Refer to Air for Combustion and Ventila-  
tion requirements (page 4)  
Heater produces a whistling noise when 1. Turning control knob to HI position when 1. Turn control knob to LO position and let  
burner is lit  
burner is cold  
warm up for a minute  
2. Air in gas line  
2. Operate burner until air is removed from  
line. Have gas line checked by local natu-  
ral gas company  
3. Air passageways on heater blocked  
3. Observe minimum installation clearances  
(see pages 7 through 9)  
4. Dirty or partially clogged burner orifice  
4. Clean burner (see Cleaning and Mainte-  
nance, page 15) or replace burner orifice  
Dark residue on logs or inside of fireplace  
1. Improper log placement  
1. Properly locate logs (see Installing Logs,  
page 10)  
2. Drafts or other air currents affecting 2. Eliminate source of drafts around heater  
flame pattern  
3. Air holes at burner inlet blocked  
3. Clean out air holes at burner inlet. Peri-  
odically repeat as needed  
4. Burner flame holes blocked  
4. Remove blockage or replace burner  
Whitepowderresidueformingwithinburner 1. When heated, vapors from furniture pol- 1. Turn heater off when using furniture pol-  
box or on adjacent walls or furniture  
ish, wax, carpet cleaners, etc. turn into  
white powder residue  
ish, wax, carpet cleaners, or similar  
products  
Continued  
107434  
17  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
TROUBLESHOOTING  
Continued  
WARNING: If you smell gas  
Shut off gas supply.  
Do not try to light any appliance.  
Do not touch any electrical switch; do not use any phone in your  
building.  
Immediatelycallyourgassupplierfromaneighborsphone.Followthe  
gas suppliers instructions.  
If you cannot reach your gas supplier, call the fire department.  
IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning  
supplies, paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles,  
etc., create fumes. These fumes may mix with combustion air and create odors. These odors  
will disappear over time.  
POSSIBLE CAUSE  
OBSERVED PROBLEM  
REMEDY  
1. Metal expanding while heating or con-  
tracting while cooling  
Heater produces a clicking/ticking noise  
just after burner is lit or shut off  
1. This is common with most heaters. If  
noise is excessive, contact qualified ser-  
vice person  
1. Heater burning vapors from paint, hair  
spray, glues, cleaners, chemicals, new  
carpet, etc. (See IMPORTANT state-  
ment above)  
Heater produces unwanted odors  
1. Open window and ventilate room. Stop  
using odor causing products while heater  
is running  
2. Gas leak. SeeWarning statement at  
top of page  
2. Locate and correct all leaks (see Check-  
ing Gas Connections, page 9)  
1. Not enough fresh air is available  
2. Low line pressure  
3. ODS/pilot is partially clogged  
Heater shuts off in use (ODS operates)  
1. Open window and/or door for ventilation  
2. Contact local natural gas company  
3. Clean ODS/pilot (see Cleaning and  
Maintenance, page 15)  
1. Gas leak. SeeWarning statement at  
top of page  
2. Control valve defective  
Gas odor even when control knob is in OFF  
position  
1. Locate and correct all leaks (see Check-  
ing Gas Connections, page 9)  
2. Replace control valve  
1. Foreign matter between control valve  
and burner  
Gas odor during combustion  
1. Take apart gas tubing and remove for-  
eign matter  
2. Gas leak. SeeWarning statement at  
top of page  
2. Locate and correct all leaks (see Check-  
ing Gas Connections, page 9)  
1. Excessive line or manifold pressure  
2. Dirty primary air holes  
Burner flame is excessively large and is  
very near or touches the top of firebox  
1. Check manifold pressure and correct as  
needed  
2. Clean burner air holes (see Cleaning and  
Maintenance, page15).  
107434  
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OWNER’S MANUAL  
SPECIFICATIONS  
PARTS CENTRALS  
These Parts Centrals are privately owned businesses. They have agreed to support our  
customer’s needs by providing original replacement parts and accessories.  
Btu (Variable)  
Type Gas  
20,000/39,000  
Natural Only  
Piezo  
Ignition  
Baltimore Electric  
1348 Dixwell Avenue  
Hamden, CT 06514-0322  
1-800-397-7553  
203-248-7553  
Parts Department  
Tarantin Tank Co.  
P.O. Box 6129  
Freehold, NJ 07728-6129  
908-780-9340  
1-800-922-0724  
Manifold Pressure  
3.5" W.C.  
Inlet Gas Pressure  
(in. of water) *  
Maximum  
Minimum  
Dimensions, Inches (H x W x D)  
Stove  
Carton  
Weight, pounds  
Stove  
10.5"  
5"  
31 x 32 x 19 1/4  
24 x 31 1/2 x 35 1/4  
Portable Heater Parts  
342 N. County Rd. 400 East  
Valparaiso, IN 46383-9704  
All States  
219-462-7441  
1-800-362-6951  
Dayton Hardware  
P.O. Box 275  
North Dayton Station  
Dayton, OH 45404-0275  
All States  
78 lbs.  
95 lbs.  
Shipping  
937-258-3721  
OH 1-800-762-3426  
* For purposes of input adjustment  
Halco Enterprises  
208 Carter Drive, Unit 21  
West Chester, PA 19382-4500  
610-430-7717  
1-800-368-0803  
SERVICE HINTS  
FBD  
When Gas Pressure Is Too Low  
• pilot will not stay lit  
1349 Adams Street  
Bowling Green, KY 42103-3414  
270-846-1199  
• burners will have delayed ignition  
• heater will not produce specified heat  
• natual gas supply may be low  
1-800-654-8534  
Fax: 1-800-846-0090  
Laportes Parts & Service  
2444 N. 5th Street  
Hartsville, SC 29550-7704  
803-332-0191  
Parts Department  
You may feel your gas pressure is too low.  
Ifso,contactyourlocalnaturalgassupplier.  
Master Parts Dist.  
1251 Mound Ave NW  
Grand Rapids, MI 49504-2672  
616-791-0505  
1-800-446-1446  
Fax: 616-791-8270  
TECHNICAL  
SERVICE  
You may have further questions about in-  
stallation, operation, or troubleshooting.  
Cans Unlimited, Inc.  
P.O. Box 645  
Taylor, SC 29687-0013  
All States  
803-879-3009  
Washer Equipment Co.  
1715 Main Street  
Kansas City, MO 64108-2195  
KS, MO, AR  
1-800-845-5301  
If so, contact DESA International’s Techni-  
calServiceDepartmentat1-800-DESALOG  
(1-800-337-2564).  
816-842-3911  
You can also visit DESA International’s www.washerparts.com  
technical services web site at  
East Coast Energy Products  
707 Broadway  
W. Long Branch, NJ 07764-1542  
732-870-8809  
1-800-755-8809  
107434  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
ILLUSTRATED  
PARTS  
BREAKDOWN  
S39NT  
1
2
10  
3
6
7
4
13  
9
14  
10  
8
11  
12  
5
107434  
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OWNER’S MANUAL  
This list contains replaceable parts used in your heater. When ordering parts, follow the  
instructions listed under Replacement Parts on page 24 of this manual.  
PARTS LIST  
S39NT  
KEY PART  
NO.  
NUMBER  
DESCRIPTION  
QTY.  
1
2
3
4
5
6
7
8
107433-02  
104285-01  
098249-01  
107090-01  
107089-01  
102843-01  
099056-16  
101329-20  
102772-01  
099387-09  
098271-07  
101381-01  
105990-01  
098867-09  
Log Set  
ODS Pilot (NG)  
ODS Nut  
Burner Outlet Tube  
Inlet Tube  
Burner Clip  
Burner Orifice Injector  
Gas Control Valve  
Burner  
1
1
2
1
1
1
1
1
1
1
1
1
1
1
9
10  
11  
12  
13  
14  
Pilot Tube  
Ignitor Cable  
Piezo Ignitor and Cover  
Pilot Shield  
Regulator  
107434  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
ILLUSTRATED  
PARTS  
BREAKDOWN  
S39NT  
5
10  
21  
1
19  
22  
18  
20  
21  
6
22  
26  
11  
19  
26  
8
23  
4
9
17  
12  
2
16  
3
7
15  
14  
25  
24  
13  
107434  
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OWNER’S MANUAL  
Thislistcontainsreplaceablepartsusedinyourheater. Whenorderingparts, followtheinstructions  
listed under Replacement Parts on page 24 of this manual.  
PARTS LIST  
S39NT  
KEY  
NO.  
PART NO.  
DESCRIPTION  
QTY.  
1
2
3
4
5
6
7
8
107085-01CK  
107077-01CK  
107076-01CK  
107075-01CK  
107082-01CK  
105657-01  
107363-01CK  
107078-01CJ  
107080-01CK  
107081-01CJ  
107365-01CK  
101382-01  
107092-01  
107093-01  
105576-01  
101386-02  
099230-02  
107079-01CJ  
102455-12  
Top Panel, Stove  
Pedestal Stove Assembly  
Stove Base  
Stove Back Panel  
Top Trim  
Blower Bracket  
Door  
Firebox Back Panel  
Firebox Floor  
Firebox Top  
Screen Assembly  
Valve Bracket  
Brass Trim, Bottom  
Brass Trim, Firebox  
Knob  
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
2
4
1
2
1
2
2
1
1
1
12  
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
Door Hinge  
Shoulder Screw  
Heat Deflector  
Louver, Small  
102455-13  
Louver, Large  
107091-01CK  
107084-01CK  
101514-01CK  
103158-01  
107083-01  
098304-03  
Support, End Louver  
Support, Center Louver  
Blower Sensor Cover  
Magnet Catch  
Magnet Bracket  
Louver Screw  
PARTS AVAILABLE NOT SHOWN  
101054-01  
100563-01  
104310-12  
104108-06  
Lighting Instructions Plate  
Warning Plate  
Information Video  
Touch-Up Paint Kit  
1
1
1
1
107434  
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VENT-FREE NATURAL GAS PEDESTAL STOVE  
CLEANING KIT - CCK  
(Not Shown)  
REPLACEMENT  
PARTS  
ACCESSORIES  
Purchasetheseheateraccessoriesfromyour  
localdealerorPartsCentral(seepage19). If  
they cannot supply these accessories call  
Your vent-free gas appliance requires regu-  
lar cleaning and maintenance to prevent  
performance problems. This kit gives you  
the tools and instructions to make it easy to  
clean all critical areas of your appliance.  
Note: Use only original replacement parts.  
This will protect your warranty coverage DESA International’s Sales Department at  
for parts replaced under warranty.  
1-800-458-2472 for referral information.  
You can also write to the address listed on  
the back page of this manual.  
PARTS UNDER WARRANTY  
Contact authorized dealers of this product.  
If they can’t supply original replacement  
part(s)callDESAInternational’sTechnical  
Service Department at 1-800-323-5190 for  
referral information.  
WhencallingDESAInternational,haveready  
• your name  
• your address  
• model and serial numbers of your heater  
• how heater was malfunctioning  
• type of gas used (propane/LP or natural gas)  
• purchase date  
EQUIPMENT SHUTOFF  
VALVE - GA5010  
Usually, we will ask you to return the defec-  
tive part to the factory.  
Equipmentshutoffvalvewith1/8"NPTtap.  
PARTS NOT UNDER  
WARRANTY  
Contact authorized dealers of this product  
or Parts Central (see page 17). If they can’t  
supply original replacement part(s) call  
DESA International’s Parts Department at  
1-800-972-7879 for referral information.  
WhencallingDESAInternational,haveready  
• model number of your heater  
MANUALLY-CONTROLLED  
BLOWER KIT - GA3750  
• the replacement part number  
Provides better heat distribution. Features  
variable speed control knob.  
THERMOSTATICALLY-  
CONTROLLED BLOWER KIT  
GA3650TA (Not Shown)  
Provides better heat distribution. Features  
variable speed control knob.  
107434  
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OWNER’S MANUAL  
NOTES  
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107434  
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WARRANTY INFORMATION  
KEEP THIS WARRANTY  
Model  
Serial No.  
Date Purchased  
Always specify model and serial numbers when communicating with the factory.  
We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard  
written warranty. We make no other warranty, expressed or implied.  
LIMITED WARRANTY  
VENT-FREE NATURAL GAS PEDESTAL STOVE  
DESA International warrants this product to be free from defects in materials and components for two (2) years from the date  
of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all  
applicable instructions. To make a claim under this warranty the Bill of Sale or cancelled check must be presented.  
This warranty is extended only to the original retail purchaser. This warranty covers the cost of part(s) required to restore this  
heatertoproperoperatingconditionandanallowanceforlaborwhenprovidedbyaDESAAuthorizedServiceCenter.Warranty  
part(s) MUST be obtained through authorized dealers of this product and/or DESA International who will provide original  
factory replacement parts. Failure to use original factory replacement parts voids this warranty. The heater MUST be installed  
by a qualified installer in accordance with all local codes and instructions furnished with the unit.  
This warranty does not apply to parts that are not in original condition because of normal wear and tear, or parts that fail or  
becomedamagedasaresultofmisuse, accidents, lackofpropermaintenanceordefectscausedbyimproperinstallation. Travel,  
diagnostic cost, labor, transportation and any and all such other costs related to repairing a defective heater will be the  
responsibility of the owner.  
TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE  
PRODUCT; THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRANTIES AND  
LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES, INCLUDING WARRANTIES OF MER-  
CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO TWO (2) YEARS ON ALL COMPONENTS  
FROM THE DATE OF FIRST PURCHASE; AND DESA INTERNATIONAL’S LIABILITY IS HEREBY LIMITED TO  
THE PURCHASE PRICE OF THE PRODUCT AND DESA INTERNATIONAL SHALL NOT BE LIABLE FOR ANY  
OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES.  
Some states do not allow a limitation on how long an implied warranty lasts or an exclusion or limitation of incidental or  
consequentialdamages, sotheabovelimitationonimpliedwarranties, orexclusionorlimitationondamagesmaynotapplytoyou.  
This warranty gives you specific legal rights, and you may also have other rights that vary from state to state.  
For information about this warranty write:  
INTERNATIONAL  
2701 Industrial Drive  
P.O. Box 90004  
Bowling Green, KY 42102-9004  
107434-01  
107434 01  
Rev. B  
06/01  
NOT A UPC  
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